Appendix 1.List of Investigators

Participating Sites (number in brackets refers to number of patients enrolled in longitudinal study at each site), Investigators and Study Coordinators who gathered the data:

Hôpital du Sacré-Coeur de Montréal (71), Montréal, Québec: Martin Albert, Patrice Deroy, Caroline Chagnon, Huber Simard.

HôpitalEnfant-Jesus (50), Quebec City, Quebec: Alexis Turgeon, Chantal Gagne, Marie Thibodeau, Suzy Lavoie, Michele D’Amour

Hôpital Laval, (50), Quebec City, Quebec: Francois Lellouche, Marie-Claude Ferland, Patrick Dussault.

Royal University Hospital (49), Saskatoon, Saskatchewan: John Reid, Rose Rumanski, Susan Hattori

University of Alberta Hospital (48): Edmonton, Alberta: Sean Bagshaw; Karen O’Hara Banack; Nadia Baig; Sheri Cholin, Samantha Taylor

St. Paul’s Hospital (46), Vancouver, British Columbia: Peter Dodek, Betty Jean Ashley.

Kingston General Hospital (39), Kingston, Ontario: John Muscedere, Susan Fleury, Nicole O’Callaghan.

Ottawa Hospital, Civic Campus (32), Ottawa, Ontario: Richard Hodder, Mary Jo Lewis, Erin Murphy, Tracy McCardle

Royal Alexandra Hospital (31), Edmonton, Alberta: Jim Kutsogiannis, Patrica Thompson, Kirby Scott, Reagan Bartel, Darlene Jossy

Foothills Hospital, Calgary, Alberta (29) : Tom Stelfox, Stephanie Todd, Crystal Wilson, Jamie Boyd

St. Boniface Hospital Winnipeg (29), Winnipeg, Manitoba: Allan Garland, Kim Wiebe, Nicole Martens, Wellam Yu Ko

HôpitalMaisonneuve-Rosemont (24), Montreal, Quebec: Stephane Ahern, Johanne Harvey, Brigitte Beauregard

Mount Sinai Hospital (19), Toronto, Ontario: Sangeeta Mehta, Maedean Brown, Scott Kim, Alex Day

Royal Columbian (17), New Westminster, BC: Sean Keenan, Miroslav Svetik, Jacquie Stevenson

Sunnybrook Health Sciences Centre (17), Toronto, Ontario: Rob Fowler, Nicole Marinoff, Derek Parsotam, AshwatiRaghunath

St. Michael’s Hospital MSICU/NTICU(14/0), Toronto, Ontario: Karen Burns, Orla Smith, Yoon Lee, Kerri Porretta, Julia Lee, Marlene Santos

Peter Lougheed Hospital (11) Calgary, Alberta: Tom Stelfox, Cheryl Dielissen, Stephanie Todd

Toronto General Hospital (11), Toronto, Ontario: Neil Lazar; Paulina Farias, Andrea Matte, Emily Stern

St. Joseph’s Healthcare (11), Hamilton, Ontario: Deborah Cook, Ellen McDonald, France Clarke, Nicole Zytaruk, Christina Maria Katsios

Victoria General Hospital (5), Victoria, British Columbia: Gordon Wood, Fiona Auld, Leslie Atkins, Peggy Leonard

Royal Jubilee Hospital (5), Victoria, British Columbia: Gordon Wood, Fiona Auld, Leslie Atkins, Peggy Leonard

Winnipeg Health Sciences Centre (2), Winnipeg, Manitoba: Allan Garland, Wendy Janz, Mandi Siddiqui.

1